The Luna Plus Steam Cleaning System is a giant leap forward in cleaning innovation from Sienna that eclipses the competition. Luna Plus is the first steam cleaning system of its kind combining Sonic Micro Pulse Vibration Technology ( patent pending) and 3 levels of adjustable steam control with illumination from a powerful LED light source. The Micro Pulse Vibration feature assists the mop across the floor surface; the sonic effect loosens dirt and grime. The revolutionary Sonic Micro Pulse Vibration Technology provides a scrubbing effect that reduces your cleaning time and effort. The Luna Plus shoulder strap makes the unit portable, the various cleaning accessories allow you to clean windows, countertops, bathrooms, kitchen fixtures, children's toys and even BBQ grills.